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PatchSiren cyber security CVE debrief

CVE-2026-18178 IBM CVE debrief

AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-08-14T20:16:51.487Z and has not been modified since then. IBM Db2 Mirror for i 7.4, 7.5, and 7.6 are vulnerable to a path traversal attack, allowing remote authenticated attackers to delete arbitrary files. This vulnerability has a CVSS score of 5.4 and is classified as MEDIUM severity. The attack requires authentication and could lead to unauthorized file deletion. Affected product deployments should be confirmed to exist in managed environments, and an owner should be assigned for follow-up. Evidence from the NVD and IBM supports the CVE details. Further verification is recommended through inventory checks and vendor remediation status.

Vendor
IBM
Product
Db2 Mirror for i
CVSS
MEDIUM 5.4
CISA KEV
Not listed in stored evidence
Original CVE published
2026-08-14
Original CVE updated
2026-08-21
Advisory published
2026-08-14
Advisory updated
2026-08-21

Who should care

IBM Db2 Mirror for i administrators and users, cybersecurity teams, and IT professionals responsible for vulnerability management should be aware of this vulnerability. They should review the CVE record and NVD details to understand the affected products, severity, and recommended actions. Additionally, operators, platform administrators, and security teams may need to assess exposure and implement mitigations.

Technical summary

IBM Db2 Mirror for i 7.4, 7.5, and 7.6 are vulnerable to a path traversal attack, allowing remote authenticated attackers to delete arbitrary files. This vulnerability has a CVSS score of 5.4 and is classified as MEDIUM severity. The attack requires authentication and could lead to unauthorized file deletion.

Defensive priority

Medium-priority defensive actions are recommended due to the CVSS score of 5.4 and the potential for authenticated attackers to delete arbitrary files.

Recommended defensive actions

  • Verify affected versions of IBM Db2 Mirror for i and assess exposure
  • Implement compensating controls to restrict file deletion
  • Monitor for suspicious file deletion activity
  • Review and apply vendor-provided mitigations or patches
  • Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up

Evidence notes

Evidence from the NVD and IBM supports the CVE details. Further verification is recommended through inventory checks and vendor remediation status. Affected product deployments should be confirmed to exist in managed environments, and an owner should be assigned for follow-up. The CVE record and NVD details provide additional context for vulnerability management.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-18178 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-18178

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-18178 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-18178

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.